1/0 n + 235/92 u —> Ba + 91/36 Kr + 3 1/0 n
This is a nuclear reaction equation that is balanced. It represents the reaction of 1 neutron and 235 uranium-92 to form Barium, Krypton, and 3 neutrons.
The balanced equation is:
1 neutron + 235 U-92 -> Ba + 91 Kr-36 + 3 neutrons